I was referencing to the LaTeX command \hfill
http://en.wikibooks.org/wiki/TeX/hfill


Ben

On 12 Dec 2013, at 14:48, b...@openinworld.com wrote:

> Thanks Ben. But why is it required?  I think I am missing some basic info how 
> layouts work on the Morph side, and the few references to #hFill in the image 
> don't tell me much.  
> 
> btw, adding a method #hFill would make it look like less of a hack.
> 
> cheers -ben
> 
> Benjamin wrote:
>> 
>> The empty column is used as a \hFill :)
>> 
>> Ben
>> 
>> On 12 Dec 2013, at 13:57, b...@openinworld.com wrote:
>> 
>>> Hi Damien, Benjamin.V.R.
>>> 
>>> I see in "PharoLauncher-Spec-DamienCassou.17" that the layout of the 
>>> toolbar buttons is fixed, which is really great.  However in trying to 
>>> learn from that for future reference, seeing it relies on an empty column 
>>> being added "seems" like a hack to workaround some issue with Spec.  Should 
>>> that be logged as a bug? Or is there some greater architectural background 
>>> for this that I am missing?
>>> 
>>> PhLCommandTooldbar>>dynamicLayout  "(newer)"
>>>   "Create a spec layout with 1 row, and as many columns as there are 
>>> command classes"
>>>   ^ SpecLayout composed newRow:
>>>   [   :r |
>>>       r newColumn: [   :col | ].   "<--------FIX"
>>>       self commandClasses do:
>>>       [   :commandClass |
>>>           r add: commandClass specId width: self class toolbarHeight
>>>       ]
>>>   ]
>>> 
>>> 
>>> I tried digging into Spec to look at this myself, and my naive intuition 
>>> felt it was something to do with initialization of LayoutFrames, but that 
>>> was my first exposure to LayoutFrame and I quickly got lost.  However I was 
>>> reminded of Igor commenting "i only know that if you using proportional 
>>> layout, then if you want submorphs to be laid down properly, you must use 
>>> addMorph:fullFrame: instead of just addMorph:"  [1]  I tried this with a 
>>> few hacks, but  tit was really shooting in the dark and unsuccessful.
>>> 
>>> [1] https://www.mail-archive.com/pharo-dev@lists.pharo.org/msg08838.html
>>> 
>>> cheers -ben
>>> <PharoLauncher-fixed-button-layout.png>
>> 
> 

Reply via email to